{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002923","490:4900005538","490:4900000779","490:4900002792","490:4900001026","490:4900003483","490:4900000557","490:4900000670","490:4900002454","490:4900001040","490:4900002802","490:4900001592","496:4960007783","480:4800004611","490:4900000658","490:4900000903","490:4900001006","490:4900004449","490:4900001170","490:4900005785","490:4900001182","490:4900002646","490:4900000801","490:4900004049","490:4900004291"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,480,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4802829967098302,0.4619332313980358,0.4223550445772907,0.37004714761977525,0.36851210166495574,0.36727552620780046,0.35969800099138755,0.3587007596336383,0.3554297634705165,0.340047923875902,0.3390513541454092,0.33862580446597657,0.33180769553424216,0.33179688657622813,0.3236239531972573,0.32071057372086487,0.3148248016004432,0.31057382272633194,0.30993006334961815,0.3009595971396123,0.3007863285273799,0.28991091178178313,0.28681064217335445,0.28161862274501925,0.2792499234863763],"twin_dists":[0.15729079504171553,0.16141417819933332,0.17051773173525905,0.1831299218697882,0.18351239573047848,0.18382108087171153,0.18572419377243246,0.18597616426793429,0.186805172795357,0.1907580552306402,0.1910173981629121,0.191128266165664,0.19291496260826219,0.19291781089050655,0.1950862718744045,0.1958665903662118,0.19745526782007594,0.19861318140536638,0.19878932072088046,0.20126600748278553,0.2013142646634042,0.20437652829383327,0.2052619382793327,0.20675769763383353,0.20744562964903066],"n_dims_used":45,"mean_confidence":0.9151412116156684},"coverage":{"mean_confidence":0.9151412116156684,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}